UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cOhJi28VnY3qmPWePMWdyx1SjzC4LNlPG8AcPlR+aHc=' 
WHERE 
  key_id = '50668b2fb2c94c87b3a10e77868d65e7433d2c32a35034a69367148972e0777f' 
  AND (
    token = 'cOhJi28VnY3qmPWePMWdyx1SjzC4LNlPG8AcPlR+aHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )